PORTABLE MACHINES FOR REPAIR OF GATE VALVES

PURPOSE:. portable machine is designed for grinding and lapping thesealing surfaces of the gate valve trim and wedges withouttheir dismantling from the pipeline.MACHINED-SURFACE TYPES:. sealing surfaces of the gate valve trim and wedges.DN OF VALVE:. 50…250 mm (PUR-1);. 200…600 mm (PUR-2). Тех. спецификации COMPLETE SET:• portable unit;• professional pneumatic (Atlas Copco) and/or electric (Bosch) drives;*• device for mounting on the middle flange;• device for machining the gate valve wedges;• replaceable grinding and lapping discs;• a set of self-adhesive grinding wheels;• air preparation unit with a sleeve for compressed air supply;• plastic case;• set of spindles with the abrasive wheels based on electrocorundum (PUR-1, PUR-2);• set of spindles coated with the boron nitride (PUR-1, PUR-2).